gpu/command_buffer/service/command_buffer_service.h - Issue 116863003: gpu: Reuse transfer buffers more aggresively

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Issue 116863003: gpu: Reuse transfer buffers more aggresively (Closed) Base URL: http://git.chromium.org/chromium/src.git@master

Patch Set: [WIP] gpu: Reuse transfer buffers more aggresively Created 6 years, 11 months ago

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« gpu/command_buffer/client/query_tracker.cc ('K') | « gpu/command_buffer/service/cmd_buffer_engine.h ('k') | gpu/command_buffer/service/command_buffer_service.cc » ('j') | gpu/command_buffer/service/query_manager.cc » ('J')
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.	1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be	2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.	3 // found in the LICENSE file.

4	4

5 #ifndef GPU_COMMAND_BUFFER_SERVICE_COMMAND_BUFFER_SERVICE_H_	5 #ifndef GPU_COMMAND_BUFFER_SERVICE_COMMAND_BUFFER_SERVICE_H_

6 #define GPU_COMMAND_BUFFER_SERVICE_COMMAND_BUFFER_SERVICE_H_	6 #define GPU_COMMAND_BUFFER_SERVICE_COMMAND_BUFFER_SERVICE_H_

7	7

8 #include "base/callback.h"	8 #include "base/callback.h"

9 #include "base/memory/shared_memory.h"	9 #include "base/memory/shared_memory.h"

10 #include "gpu/command_buffer/common/command_buffer.h"	10 #include "gpu/command_buffer/common/command_buffer.h"

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29 virtual State GetLastState() OVERRIDE;	29 virtual State GetLastState() OVERRIDE;

30 virtual int32 GetLastToken() OVERRIDE;	30 virtual int32 GetLastToken() OVERRIDE;

31 virtual void Flush(int32 put_offset) OVERRIDE;	31 virtual void Flush(int32 put_offset) OVERRIDE;

32 virtual State FlushSync(int32 put_offset, int32 last_known_get) OVERRIDE;	32 virtual State FlushSync(int32 put_offset, int32 last_known_get) OVERRIDE;

33 virtual void SetGetBuffer(int32 transfer_buffer_id) OVERRIDE;	33 virtual void SetGetBuffer(int32 transfer_buffer_id) OVERRIDE;

34 virtual void SetGetOffset(int32 get_offset) OVERRIDE;	34 virtual void SetGetOffset(int32 get_offset) OVERRIDE;

35 virtual Buffer CreateTransferBuffer(size_t size, int32* id) OVERRIDE;	35 virtual Buffer CreateTransferBuffer(size_t size, int32* id) OVERRIDE;

36 virtual void DestroyTransferBuffer(int32 id) OVERRIDE;	36 virtual void DestroyTransferBuffer(int32 id) OVERRIDE;

37 virtual Buffer GetTransferBuffer(int32 id) OVERRIDE;	37 virtual Buffer GetTransferBuffer(int32 id) OVERRIDE;

38 virtual void SetToken(int32 token) OVERRIDE;	38 virtual void SetToken(int32 token) OVERRIDE;

	39 virtual void SetSerial(uint32 serial) OVERRIDE;

39 virtual void SetParseError(error::Error error) OVERRIDE;	40 virtual void SetParseError(error::Error error) OVERRIDE;

40 virtual void SetContextLostReason(error::ContextLostReason) OVERRIDE;	41 virtual void SetContextLostReason(error::ContextLostReason) OVERRIDE;

41	42

42 // Sets a callback that is called whenever the put offset is changed. When	43 // Sets a callback that is called whenever the put offset is changed. When

43 // called with sync==true, the callback must not return until some progress	44 // called with sync==true, the callback must not return until some progress

44 // has been made (unless the command buffer is empty), i.e. the get offset	45 // has been made (unless the command buffer is empty), i.e. the get offset

45 // must have changed. It need not process the entire command buffer though.	46 // must have changed. It need not process the entire command buffer though.

46 // This allows concurrency between the writer and the reader while giving the	47 // This allows concurrency between the writer and the reader while giving the

47 // writer a means of waiting for the reader to make some progress before	48 // writer a means of waiting for the reader to make some progress before

48 // attempting to write more to the command buffer. Takes ownership of	49 // attempting to write more to the command buffer. Takes ownership of

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72 scoped_ptr<base::SharedMemory> shared_state_shm_;	73 scoped_ptr<base::SharedMemory> shared_state_shm_;

73 CommandBufferSharedState* shared_state_;	74 CommandBufferSharedState* shared_state_;

74 int32 num_entries_;	75 int32 num_entries_;

75 int32 get_offset_;	76 int32 get_offset_;

76 int32 put_offset_;	77 int32 put_offset_;

77 base::Closure put_offset_change_callback_;	78 base::Closure put_offset_change_callback_;

78 GetBufferChangedCallback get_buffer_change_callback_;	79 GetBufferChangedCallback get_buffer_change_callback_;

79 base::Closure parse_error_callback_;	80 base::Closure parse_error_callback_;

80 TransferBufferManagerInterface* transfer_buffer_manager_;	81 TransferBufferManagerInterface* transfer_buffer_manager_;

81 int32 token_;	82 int32 token_;

	83 uint32 serial_;

82 uint32 generation_;	84 uint32 generation_;

83 error::Error error_;	85 error::Error error_;

84 error::ContextLostReason context_lost_reason_;	86 error::ContextLostReason context_lost_reason_;

85	87

86 DISALLOW_COPY_AND_ASSIGN(CommandBufferService);	88 DISALLOW_COPY_AND_ASSIGN(CommandBufferService);

87 };	89 };

88	90

89 } // namespace gpu	91 } // namespace gpu

90	92

91 #endif // GPU_COMMAND_BUFFER_SERVICE_COMMAND_BUFFER_SERVICE_H_	93 #endif // GPU_COMMAND_BUFFER_SERVICE_COMMAND_BUFFER_SERVICE_H_

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